/**
 * @author Liu Awen Email:willowawen@gmail.com
 * @create 2020-04-23 23:09
 */
public class MathCalc {
    public static void main(String[] args) {
        System.out.println("5+6");
        System.out.println(5+6);
        System.out.println(5-6);
        System.out.println(5*6);
        System.out.println(5/6);
        System.out.println(5/6.0);
        System.out.println(5.0/6.0);

        System.out.println(1+2-3*4/5);
        System.out.println((1+2-3)*4/5);
        System.out.println((1+2+3)*4/5);
    }
}
